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Technical Specifications
Last Updated: 2026-10-25
Weight
Dimensions
Torque
Speed
Current
Temp
Wire
| Identity | |
| Brand |  |
| Product Number | CYS-H-BLS-5818 |
| Category | Hobby |
| Performance | |
| Torque |
7.4V
166.68 oz-in
12.00 kg-cm
1.2 N-m
6.0V
138.90 oz-in
10.00 kg-cm
1.0 N-m
Below Average
|
| Speed |
7.4V
0.05 sec/60°
1,200.0 deg/s
200.0 RPM
6.0V
0.06 sec/60°
1,000.0 deg/s
166.7 RPM
Top 10%
|
| Running Current |
7.4V
0.100 A
100 mA
6.0V
0.080 A
80 mA
Top 10%
|
| Stall Current | 3.2–4 A3200–4000 mAAverage |
| Physical | |
| Weight | 2.54 oz72.0 gBelow Average |
| Dimensions |
L 1.575 in W 0.787 in H 1.549 in L 40.0 mm W 20.0 mm H 39.3 mm |
| Drivetrain | |
| Motor Type | Brushless |
| Gears | Steel |
| Gear Spline/Teeth | 25 T |
| Rotation/Support | Dual Bearings |
| Control & Signal | |
| Modulation | Digital |
| Direction | Counterclockwise |
| Rotational Range | 90° |
| Pulse Width | 1000-2000 µs |
| Neutral Position | 1500 µs |
| Dead Band | 3 µs |
| Control System | PWM |
| Programmable | No |
| Electrical & Environment | |
| Operating Voltage | 6–7.4 V |
| Temperature | -10–50 °C14–122 °F |
| Idle Current | 0.020 A20 mA |
| Connectivity | |
| Connector | JR (Universal) estimate |
| Wire Length | 300 mm11.81 in |
| Origin | |
| Country of Origin | China |
Disclaimer: Most data is sourced from the manufacturer. Some data is sourced from our loyal community and with the help of AI. We aim for accuracy but are not responsible for inaccurate information.
Class Comparison
| Torque | Below Average Stronger than 29% of 1060 Digital Standard servos at 6.0V |
| Speed | Top 10% Faster than 93% of 1045 Digital Standard servos at 6.0V |
| Weight | Below Average Lighter than 29% of 1880 Digital Standard servos |
| Running Current | Top 10% Lower draw than 96% of 226 Digital Standard servos at 6.0V |
| Stall Current | Average Lower draw than 38% of 570 Digital Standard servos |
Performance Analysis
| Shaft Power | 4.28–6.16 W |
| Power Density | 3.210 W/in³ More power-dense than 62% of 1768 Digital Standard servos |
| Torque Density | 1.9292 oz-in/g Stronger than 20% of 1053 Digital Standard servos |
| Torque-to-Volume Ratio | 72.34 oz-in/in³ Denser torque than 28% of 1058 Digital Standard servos |
| Speed-to-Weight | 0.23148 (1/sec·g) Faster than 91% of 1038 Digital Standard servos |
| Speed-Torque Trade-off | 8.33 Better balanced than 9% of 1034 Digital Standard servos |
| Current-per-Torque Ratio | 0.0288 A/oz-in More efficient than 13% of 331 Digital Standard servos |
| Idle-to-Running Current Ratio | 0.250 Lower idle draw than 10% of 167 Digital Standard servos |
| No-Load vs Stall Current Spread | 50.00 Narrower current spread than 10% of 179 Digital Standard servos |
| Torque Gain per Volt | 14.29%/V More voltage-responsive (torque) than 41% of 873 Digital Standard servos |
| Speed Gain per Volt | 14.29%/V More voltage-responsive (speed) than 42% of 874 Digital Standard servos |
| Voltage Range Width | 1.4 V Wider voltage range than 31% of 1560 Digital Standard servos |
| Dead-Band-to-Pulse-Width Ratio | 0.0030 Finer dead band than 9% of 504 Digital Standard servos |
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